R-Project R 3.4.4 on Windows GUI Preferences language menu out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in R-Project R 3.4.4 on Windows. Affected by this vulnerability is an unknown functionality. The manipulation of the argument GUI Preferences language menu results in out-of-bounds write. This vulnerability is identified as CVE-2019-25485. The attack is only possible with local access. Additionally, an exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in R-Project R 3.4.4 on Windows. Affected is an unknown functionality. The manipulation of the argument GUI Preferences language menu with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. CVE summarizes:

R 3.4.4 on Windows x64 contains a buffer overflow vulnerability in the GUI Preferences language menu field that allows local attackers to bypass DEP and ASLR protections. Attackers can inject a crafted payload through the Language for menus preference to trigger a structured exception handler chain pivot and execute arbitrary shellcode with application privileges.

The weakness was released by blackleitus as 47122. The advisory is available at exploit-db.com. This vulnerability is traded as CVE-2019-25485 since 02/23/2026. The exploitability is told to be easy. Local access is required to approach this attack. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/23/2026 CVE reserved
03/11/2026 +16 days Advisory disclosed
03/11/2026 +0 days VulDB entry created
03/14/2026 +3 days VulDB entry last update

Sourcesinfo

Advisory: 47122
Researcher: blackleitus
Status: Not defined

CVE: CVE-2019-25485 (🔒)
GCVE (CVE): GCVE-0-2019-25485
GCVE (VulDB): GCVE-100-350526
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/11/2026 19:59
Updated: 03/14/2026 18:07
Changes: 03/11/2026 19:59 (81), 03/14/2026 18:07 (1)
Complete: 🔍
Cache ID: 216:60D:103

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